发明名称 Methods of making glass wool blowing insulation
摘要 The method comprises cutting a glass wool blanket with a circular cutting grid having elastomeric plugs in the grid spaces. The cut columns and the plugs are both compressed. The cut columns are ejected by expansion of the plugs.
申请公布号 US4682523(A) 申请公布日期 1987.07.28
申请号 US19860816484 申请日期 1986.01.06
申请人 OWENS-CORNING FIBERGLAS CORPORATION 发明人 JOHNSON, ALAN R.;YAWBERG, RICHARD C.
分类号 B26D3/18;B26D3/22;B26D7/18;C03B37/16;(IPC1-7):B26D7/08 主分类号 B26D3/18
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